/* =============================================
   FlashAI – styles.css v7  |  Bold & Colorful
   ============================================= */
@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=DM+Sans:ital,wght@0,300;0,400;0,500;0,600;1,400&display=swap');

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

:root{
  --ink:#0a0a0f;--ink-soft:#1c1c2e;
  --surface:#ffffff;--surface-2:#f7f5ff;--surface-3:#eeeaff;
  --border:#e0d9ff;
  --violet:#6c2bd9;--violet-2:#8b5cf6;--violet-3:#c4b5fd;
  --coral:#ff4d6d;--coral-2:#ff8fa3;
  --teal:#06d6a0;--amber:#ffbe0b;--blue:#118ab2;
  --grad-hero:linear-gradient(135deg,#6c2bd9 0%,#ff4d6d 50%,#ffbe0b 100%);
  --grad-card:linear-gradient(135deg,#6c2bd9,#8b5cf6);
  --grad-teal:linear-gradient(135deg,#06d6a0,#118ab2);
  --grad-coral:linear-gradient(135deg,#ff4d6d,#ffbe0b);
  --shadow-sm:0 2px 8px rgba(108,43,217,.12);
  --shadow-md:0 8px 32px rgba(108,43,217,.18);
  --shadow-lg:0 20px 60px rgba(108,43,217,.25);
  --radius:16px;--radius-sm:10px;--radius-xs:8px;
  --t:.2s cubic-bezier(.4,0,.2,1);
  --font-d:'Syne',sans-serif;--font-b:'DM Sans',sans-serif;
}

html{scroll-behavior:smooth}
body{font-family:var(--font-b);background:var(--surface-2);color:var(--ink);min-height:100vh;line-height:1.6;-webkit-font-smoothing:antialiased}
.page-wrapper{display:flex;flex-direction:column;min-height:100vh}

/* HEADER */
.main-header{background:var(--surface);border-bottom:2px solid var(--border);position:sticky;top:0;z-index:100}
.header-inner{max-width:1000px;margin:0 auto;padding:14px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.logo{font-family:var(--font-d);font-size:1.4rem;font-weight:800;background:var(--grad-hero);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;text-decoration:none;display:flex;align-items:center;gap:8px}
.header-nav{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.header-nav a{font-size:.88rem;font-weight:600;color:var(--ink-soft);text-decoration:none;padding:7px 16px;border-radius:100px;transition:all var(--t)}
.header-nav a:hover{background:var(--surface-3);color:var(--violet)}
.btn-outline{border:2px solid var(--border)!important}
.btn-primary-sm{background:var(--violet)!important;color:white!important;border-radius:100px!important}
.btn-primary-sm:hover{background:var(--violet-2)!important}

/* HERO */
.hero{text-align:center;padding:64px 24px 36px;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:-60px;left:50%;transform:translateX(-50%);width:700px;height:400px;background:radial-gradient(ellipse,rgba(108,43,217,.12) 0%,transparent 70%);pointer-events:none}
.hero h1{font-family:var(--font-d);font-size:clamp(1.8rem,4vw,2.8rem);font-weight:700;line-height:1.2;margin-bottom:16px;letter-spacing:-0.5px}
.gradient-text{background:var(--grad-hero);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;display:inline-block}
.hero-sub{font-size:1rem;color:#555;max-width:480px;margin:0 auto 28px;font-weight:400;line-height:1.7}
.hero-pills{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-bottom:8px}
.hero-pill{background:var(--surface);border:2px solid var(--border);border-radius:100px;padding:6px 16px;font-size:.82rem;font-weight:600;color:var(--ink-soft);display:flex;align-items:center;gap:6px}
.hero-stats{display:flex;flex-direction:row;justify-content:center;align-items:center;gap:48px;margin-top:28px;flex-wrap:wrap}
.hero-stat{text-align:center}
.hero-stat .num{font-family:var(--font-d);font-size:1.8rem;font-weight:800;color:var(--violet);line-height:1}
.hero-stat .lbl{font-size:.78rem;font-weight:600;color:#888;text-transform:uppercase;letter-spacing:.6px;margin-top:4px}

/* MAIN CARD */
.main-card{background:var(--surface);border-radius:var(--radius);border:2px solid var(--border);box-shadow:var(--shadow-md);max-width:820px;margin:0 auto 48px;width:calc(100% - 32px);padding:36px;position:relative}

/* TABS */
.tabs{display:flex;gap:6px;background:var(--surface-2);border-radius:var(--radius-sm);padding:5px;margin-bottom:28px;border:2px solid var(--border)}
.tab{flex:1;padding:11px 16px;border:none;border-radius:8px;font-family:var(--font-b);font-size:.88rem;font-weight:600;cursor:pointer;background:transparent;color:#888;transition:all var(--t)}
.tab.active{background:var(--violet);color:white;box-shadow:0 4px 12px rgba(108,43,217,.35)}
.tab:hover:not(.active){background:var(--surface-3);color:var(--violet)}
.tab-panel{display:block}.tab-panel.hidden{display:none}

/* FORMS */
.form-group{margin-bottom:18px}
.form-group label{display:block;font-size:.78rem;font-weight:700;color:#888;margin-bottom:7px;text-transform:uppercase;letter-spacing:.8px}
.form-group textarea,.form-group input[type="text"],.form-group input[type="email"],.form-group input[type="password"],.form-group select{width:100%;padding:13px 16px;border:2px solid var(--border);border-radius:var(--radius-sm);font-family:var(--font-b);font-size:.95rem;color:var(--ink);background:var(--surface);transition:all var(--t);resize:vertical}
.form-group textarea:focus,.form-group input:focus,.form-group select:focus{outline:none;border-color:var(--violet);box-shadow:0 0 0 4px rgba(108,43,217,.1)}
.options-row{display:flex;gap:16px}
.form-group.half{flex:1}
.char-count{font-size:.73rem;color:#aaa;float:right;margin-top:5px;font-weight:500}
.advanced-toggle{font-size:.83rem;font-weight:700;color:var(--violet);cursor:pointer;margin:14px 0 10px;user-select:none;display:flex;align-items:center;gap:6px}
.advanced-options{background:var(--surface-2);border:2px solid var(--border);border-radius:var(--radius-sm);padding:16px;display:flex;flex-wrap:wrap;gap:18px;margin-bottom:18px}
.checkbox-label{display:flex;align-items:center;gap:8px;font-size:.9rem;font-weight:500;cursor:pointer}
.checkbox-label input[type="checkbox"]{width:16px;height:16px;accent-color:var(--violet);cursor:pointer}
.hidden{display:none!important}

/* GENERATE BTN */
.generate-btn{width:100%;padding:16px;background:var(--grad-card);color:white;border:none;border-radius:var(--radius-sm);font-family:var(--font-d);font-size:1rem;font-weight:700;cursor:pointer;transition:all var(--t);margin-top:8px;box-shadow:0 6px 20px rgba(108,43,217,.35);letter-spacing:.3px;position:relative;overflow:hidden}
.generate-btn:hover{transform:translateY(-2px);box-shadow:0 10px 28px rgba(108,43,217,.45)}
.generate-btn:active{transform:translateY(0)}
.generate-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}

/* DROP ZONE */
.drop-zone{border:2.5px dashed var(--violet-3);border-radius:var(--radius);padding:48px 24px;text-align:center;cursor:pointer;transition:all var(--t);background:var(--surface-2)}
.drop-zone:hover,.drop-zone.dragover{border-color:var(--violet);background:var(--surface-3)}
.drop-zone-icon{font-size:3rem;margin-bottom:12px}
.file-link{color:var(--violet);cursor:pointer;font-weight:700;text-decoration:underline}
.drop-hint{font-size:.8rem;color:#aaa;margin-top:6px}
.file-list{margin-top:16px}
.file-item{display:flex;align-items:center;justify-content:space-between;background:var(--surface);border:2px solid var(--border);border-radius:var(--radius-xs);padding:9px 14px;margin-top:8px;font-size:.86rem;font-weight:500}

/* LOADING */
.loading-section{text-align:center;padding:48px 20px}
.spinner{width:56px;height:56px;border:4px solid var(--surface-3);border-top-color:var(--violet);border-radius:50%;animation:spin .8s linear infinite;margin:0 auto 20px}
@keyframes spin{to{transform:rotate(360deg)}}
#loading-text{font-family:var(--font-d);font-weight:600;font-size:1.05rem;color:var(--ink-soft);margin-bottom:16px}
.progress-bar{background:var(--surface-3);border-radius:100px;height:8px;max-width:360px;margin:0 auto;overflow:hidden}
.progress-fill{height:100%;background:var(--grad-hero);border-radius:100px;transition:width .4s ease}

/* RESULTS */
.results-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;flex-wrap:wrap;gap:14px}
.results-header h2{font-family:var(--font-d);font-size:1.4rem;font-weight:800}
.results-actions{display:flex;gap:8px;flex-wrap:wrap}

/* BUTTONS */
.btn-primary{background:var(--violet);color:white;border:none;border-radius:var(--radius-xs);padding:10px 20px;font-family:var(--font-b);font-size:.88rem;font-weight:700;cursor:pointer;transition:all var(--t);text-decoration:none;display:inline-flex;align-items:center;gap:6px}
.btn-primary:hover{background:var(--violet-2);transform:translateY(-1px)}
.btn-secondary{background:var(--surface);color:var(--violet);border:2px solid var(--violet);border-radius:var(--radius-xs);padding:9px 18px;font-family:var(--font-b);font-size:.88rem;font-weight:700;cursor:pointer;transition:all var(--t);text-decoration:none;display:inline-flex;align-items:center;gap:6px}
.btn-secondary:hover{background:var(--surface-3);transform:translateY(-1px)}
.btn-outline-sm{background:transparent;color:#888;border:2px solid var(--border);border-radius:var(--radius-xs);padding:9px 14px;font-family:var(--font-b);font-size:.84rem;font-weight:600;cursor:pointer;transition:all var(--t)}
.btn-outline-sm:hover{border-color:var(--violet);color:var(--violet)}

/* CARD TYPE TABS */
.card-type-tabs{display:flex;gap:8px;margin-bottom:22px;flex-wrap:wrap}
.card-type-tab{padding:8px 18px;border:2px solid var(--border);border-radius:100px;background:var(--surface);font-family:var(--font-b);font-size:.84rem;font-weight:700;cursor:pointer;color:#888;transition:all var(--t)}
.card-type-tab.active{background:var(--ink);color:white;border-color:var(--ink)}
.count-badge{background:rgba(255,255,255,.25);border-radius:100px;padding:1px 8px;font-size:.75rem;margin-left:4px}

/* PREVIEW FLASHCARDS */
.flashcard-container{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px}
.preview-flashcard{background:var(--surface);border:2px solid var(--border);border-radius:var(--radius);padding:20px;cursor:pointer;transition:all var(--t);position:relative;overflow:hidden}
.preview-flashcard::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:var(--grad-hero)}
.preview-flashcard:hover{border-color:var(--violet-3);box-shadow:var(--shadow-md);transform:translateY(-3px)}
.preview-flashcard .front{font-weight:700;margin-bottom:12px;font-size:.92rem;color:var(--ink);line-height:1.5;padding-right:72px;padding-top:4px}
.preview-flashcard .back{color:#666;font-size:.86rem;border-top:1.5px solid var(--border);padding-top:12px;line-height:1.5}
.diff-badge{position:absolute;top:18px;right:14px;font-size:.68rem;padding:3px 9px;border-radius:100px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;white-space:nowrap}
.diff-easy{background:#d1fae5;color:#065f46}
.diff-medium{background:#fef3c7;color:#92400e}
.diff-hard{background:#fee2e2;color:#991b1b}
.cost-info{font-size:.76rem;color:#bbb;text-align:right;margin-top:16px;padding-top:14px;border-top:1.5px solid var(--border)}

/* MODAL */
.modal-overlay{position:fixed;inset:0;background:rgba(10,10,15,.6);backdrop-filter:blur(4px);z-index:900}
.modal{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);background:var(--surface);border-radius:var(--radius);border:2px solid var(--border);padding:36px;z-index:1000;width:90%;max-width:460px;box-shadow:var(--shadow-lg)}
.modal h2{font-family:var(--font-d);font-size:1.4rem;margin-bottom:22px}
.modal-actions{display:flex;gap:10px;margin-top:22px}

/* AUTH */
.auth-wrapper{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;background:linear-gradient(135deg,var(--surface-2) 0%,#f0ebff 100%)}
.auth-card{background:var(--surface);border-radius:var(--radius);border:2px solid var(--border);box-shadow:var(--shadow-lg);padding:48px 40px;width:100%;max-width:440px;text-align:center}
.auth-logo{font-size:3.5rem;margin-bottom:12px}
.auth-card h1{font-family:var(--font-d);font-size:1.8rem;font-weight:800;margin-bottom:6px}
.auth-subtitle{color:#888;margin-bottom:28px;font-size:.93rem}
.auth-form{text-align:left}
.auth-btn{width:100%;padding:14px;background:var(--grad-card);color:white;border:none;border-radius:var(--radius-sm);font-family:var(--font-d);font-size:1rem;font-weight:700;cursor:pointer;margin-top:10px;transition:all var(--t);box-shadow:0 6px 20px rgba(108,43,217,.3)}
.auth-btn:hover{opacity:.92;transform:translateY(-1px)}
.auth-switch{margin-top:22px;font-size:.88rem;color:#888}
.auth-switch a{color:var(--violet);font-weight:700}
.auth-back{display:block;margin-top:16px;font-size:.82rem;color:#aaa;text-decoration:none}
.auth-back:hover{color:var(--violet)}
.flash-messages{margin-bottom:18px}
.flash-msg{background:#fff8e1;color:#7c5700;border:2px solid #ffe082;border-radius:var(--radius-xs);padding:11px 16px;font-size:.88rem;font-weight:500;margin-bottom:6px}

/* STUDY PAGE */
.study-wrapper{max-width:720px;margin:0 auto;padding:24px 20px;min-height:100vh}
.study-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;gap:12px}
.back-link{color:#888;text-decoration:none;font-size:.88rem;font-weight:700;padding:8px 14px;border:2px solid var(--border);border-radius:100px;transition:all var(--t);white-space:nowrap}
.back-link:hover{border-color:var(--violet);color:var(--violet)}
.study-title{font-family:var(--font-d);font-weight:800;font-size:1rem;color:var(--ink);text-align:center;flex:1;padding:0 8px}
.study-progress-text{font-size:.82rem;color:#aaa;font-weight:600;white-space:nowrap}
.mode-switcher{display:flex;gap:6px;background:var(--surface);border:2px solid var(--border);border-radius:var(--radius-sm);padding:5px;margin-bottom:18px}
.mode-btn{flex:1;padding:10px;border:none;border-radius:8px;font-family:var(--font-b);font-size:.86rem;font-weight:700;cursor:pointer;background:transparent;color:#999;transition:all var(--t)}
.mode-btn.active{background:var(--ink);color:white;box-shadow:var(--shadow-sm)}
.study-progress-bar{background:var(--surface-3);height:7px;border-radius:100px;overflow:hidden;margin-bottom:32px}
.study-progress-fill{height:100%;background:var(--grad-hero);border-radius:100px;transition:width .5s cubic-bezier(.4,0,.2,1)}
.study-mode{display:none}.study-mode.active{display:block}

/* FLIP CARD */
.card-scene{perspective:1200px;cursor:pointer;margin-bottom:24px}
.study-card{width:100%;min-height:240px;position:relative;transform-style:preserve-3d;transition:transform .55s cubic-bezier(.4,0,.2,1)}
.study-card.flipped{transform:rotateY(180deg)}
.card-face{position:absolute;inset:0;backface-visibility:hidden;background:var(--surface);border:2.5px solid var(--border);border-radius:var(--radius);padding:40px;display:flex;flex-direction:column;align-items:center;justify-content:center;box-shadow:var(--shadow-md);overflow:hidden}
.card-face::before{content:'';position:absolute;top:0;left:0;right:0;height:5px;background:var(--grad-hero)}
.card-back{transform:rotateY(180deg)}
.card-back::before{background:var(--grad-teal)}
.card-content{font-family:var(--font-d);font-size:1.15rem;font-weight:600;text-align:center;line-height:1.6;color:var(--ink)}
.flip-hint{position:absolute;bottom:16px;font-size:.73rem;color:#bbb;font-weight:600;text-transform:uppercase;letter-spacing:.8px}
.card-controls{display:flex;gap:14px;justify-content:center;margin-bottom:14px}
.ctrl-btn{padding:12px 32px;border:none;border-radius:var(--radius-xs);font-family:var(--font-b);font-size:.92rem;font-weight:700;cursor:pointer;transition:all var(--t)}
.hard-btn{background:#fee2e2;color:#991b1b;border:2px solid #fca5a5}
.hard-btn:hover{background:#fecaca}
.easy-btn{background:#d1fae5;color:#065f46;border:2px solid #6ee7b7}
.easy-btn:hover{background:#a7f3d0}
.nav-controls{display:flex;gap:12px;justify-content:center}
.nav-btn{padding:11px 28px;background:var(--surface);border:2px solid var(--border);border-radius:var(--radius-xs);font-family:var(--font-b);font-size:.9rem;font-weight:700;cursor:pointer;transition:all var(--t);color:var(--ink-soft)}
.nav-btn:hover{border-color:var(--violet);color:var(--violet);background:var(--surface-3)}

/* QUIZ / WRITTEN */
.quiz-card,.written-card{background:var(--surface);border-radius:var(--radius);border:2.5px solid var(--border);padding:36px;box-shadow:var(--shadow-md);position:relative;overflow:hidden}
.quiz-card::before,.written-card::before{content:'';position:absolute;top:0;left:0;right:0;height:5px;background:var(--grad-coral)}
.quiz-question{font-family:var(--font-d);font-size:1.1rem;font-weight:700;margin-bottom:26px;text-align:center;line-height:1.5}
.quiz-options{display:flex;flex-direction:column;gap:10px}
.quiz-option{padding:15px 20px;border:2px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);cursor:pointer;font-family:var(--font-b);font-size:.92rem;font-weight:500;text-align:left;transition:all var(--t);color:var(--ink)}
.quiz-option:hover{border-color:var(--violet);background:var(--surface-3)}
.quiz-option.correct{border-color:var(--teal);background:#d1fae5;color:#065f46;font-weight:700}
.quiz-option.wrong{border-color:var(--coral);background:#fee2e2;color:#991b1b;font-weight:700}
.quiz-feedback{text-align:center;font-weight:700;padding:14px;border-radius:var(--radius-sm);margin:16px 0;font-size:.95rem}
.written-input{width:100%;min-height:130px;padding:16px;border:2px solid var(--border);border-radius:var(--radius-sm);font-family:var(--font-b);font-size:.95rem;resize:vertical;margin-bottom:14px;transition:all var(--t);color:var(--ink)}
.written-input:focus{outline:none;border-color:var(--violet);box-shadow:0 0 0 4px rgba(108,43,217,.1)}
.written-feedback{margin-top:16px;padding:16px;border-radius:var(--radius-sm);font-size:.9rem;line-height:1.6}
.session-complete{text-align:center;padding:40px 20px}
.complete-card{background:var(--surface);border-radius:var(--radius);border:2.5px solid var(--border);padding:56px 40px;box-shadow:var(--shadow-lg);position:relative;overflow:hidden}
.complete-card::before{content:'';position:absolute;top:0;left:0;right:0;height:6px;background:var(--grad-hero)}
.complete-icon{font-size:4.5rem;margin-bottom:16px}
.complete-card h2{font-family:var(--font-d);font-size:2rem;font-weight:800;margin-bottom:8px}
.complete-stats{color:#666;margin:24px 0;font-size:.95rem;line-height:2.2}
.complete-stats strong{color:var(--ink);font-weight:700}
.complete-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:28px}

/* DECKS PAGE */
.container{max-width:960px;margin:0 auto;padding:36px 24px}
.page-header{margin-bottom:32px}
.page-header h1{font-family:var(--font-d);font-size:clamp(1.6rem,4vw,2.2rem);font-weight:800;margin-bottom:6px}
.page-header p{color:#888;font-size:.95rem}
.page-header-actions{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap}
.stats-overview{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:28px}
.overview-card{background:var(--surface);border:2px solid var(--border);border-radius:var(--radius);padding:24px;text-align:center;position:relative;overflow:hidden;transition:all var(--t)}
.overview-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.overview-card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px}
.overview-card:nth-child(1)::before{background:var(--grad-card)}
.overview-card:nth-child(2)::before{background:var(--grad-coral)}
.overview-card:nth-child(3)::before{background:var(--grad-teal)}
.overview-card .value{font-family:var(--font-d);font-size:2.2rem;font-weight:800;color:var(--ink);margin:10px 0 4px;line-height:1}
.overview-card .label{font-size:.78rem;font-weight:700;color:#aaa;text-transform:uppercase;letter-spacing:.6px}
.search-filter-bar{background:var(--surface);padding:18px;border-radius:var(--radius);border:2px solid var(--border);margin-bottom:22px;display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.search-input{flex:1;min-width:180px;padding:11px 16px;border:2px solid var(--border);border-radius:var(--radius-sm);font-family:var(--font-b);font-size:.92rem;color:var(--ink);transition:all var(--t)}
.search-input:focus{outline:none;border-color:var(--violet);box-shadow:0 0 0 3px rgba(108,43,217,.1)}
.sort-select{padding:11px 16px;border:2px solid var(--border);border-radius:var(--radius-sm);font-family:var(--font-b);font-size:.9rem;cursor:pointer;background:var(--surface);color:var(--ink);font-weight:500;transition:all var(--t)}
.sort-select:focus{outline:none;border-color:var(--violet)}
.decks-container{display:flex;flex-direction:column;gap:14px}
.deck-card{background:var(--surface);border:2px solid var(--border);border-radius:var(--radius);padding:22px 26px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;transition:all var(--t);position:relative;overflow:hidden}
.deck-card::before{content:'';position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--grad-card);opacity:0;transition:opacity var(--t)}
.deck-card:hover{border-color:var(--violet-3);box-shadow:var(--shadow-md);transform:translateX(4px)}
.deck-card:hover::before{opacity:1}
.deck-info h3{font-family:var(--font-d);font-size:1rem;font-weight:700;margin-bottom:5px;color:var(--ink)}
.deck-meta{font-size:.78rem;color:#aaa;font-weight:500}
.deck-actions-extended{display:flex;gap:7px;flex-wrap:wrap}
.deck-btn{padding:8px 14px;border-radius:var(--radius-xs);font-family:var(--font-b);font-size:.8rem;font-weight:700;cursor:pointer;border:none;text-decoration:none;display:inline-block;transition:all var(--t);letter-spacing:.2px}
.deck-btn:hover{opacity:.85;transform:translateY(-1px)}
.load-btn{background:var(--violet);color:white}
.download-btn{background:var(--blue);color:white}
.delete-btn{background:var(--coral);color:white}
.share-btn{background:var(--teal);color:var(--ink)}
.export-btn{background:var(--amber);color:var(--ink)}
.empty-state{text-align:center;padding:72px 24px;color:#aaa}
.empty-state h3{font-family:var(--font-d);font-size:1.2rem;margin-bottom:8px;color:var(--ink-soft)}
.create-deck-btn{display:inline-flex;align-items:center;gap:8px;margin-top:20px;padding:13px 28px;background:var(--grad-card);color:white;border-radius:var(--radius-sm);text-decoration:none;font-family:var(--font-d);font-weight:700;font-size:.95rem;box-shadow:0 6px 20px rgba(108,43,217,.3);transition:all var(--t)}
.create-deck-btn:hover{transform:translateY(-2px);box-shadow:0 10px 28px rgba(108,43,217,.4)}
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px;margin-bottom:26px}
.stat-card-large{background:var(--surface);border:2px solid var(--border);border-radius:var(--radius);padding:22px;text-align:center;transition:all var(--t)}
.stat-card-large:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.stat-card-large .value{font-family:var(--font-d);font-size:2rem;font-weight:800;color:var(--violet);margin:8px 0 4px;line-height:1}
.stat-card-large .label{font-size:.76rem;font-weight:700;color:#aaa;text-transform:uppercase;letter-spacing:.6px}
.preview-cards{display:flex;flex-direction:column;gap:12px}
.preview-card{background:var(--surface-2);border-radius:var(--radius-sm);padding:16px 18px;font-size:.9rem;line-height:1.6;border:2px solid var(--border);border-left:4px solid var(--violet)}
.main-footer{text-align:center;padding:28px;color:#bbb;font-size:.8rem;font-weight:500;border-top:2px solid var(--border);margin-top:auto;background:var(--surface)}

/* RESPONSIVE */
@media(max-width:640px){
  .hero h1{font-size:1.8rem}.hero{padding:48px 20px 28px}
  .main-card{padding:22px 18px;width:calc(100% - 20px)}
  .options-row{flex-direction:column}
  .header-inner{flex-wrap:wrap;gap:10px}
  .results-header{flex-direction:column;align-items:flex-start}
  .stats-overview{grid-template-columns:1fr}
  .card-face{padding:28px 22px}
  .complete-card{padding:36px 24px}
  .hero-pills{display:none}
  .deck-card{flex-direction:column;align-items:flex-start}
  .hero-stats{gap:28px}
}